import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget{
  Widget build(BuildContext context){
    return new MaterialApp(
        title: '整体标题',
        home: new Scaffold(
          appBar: AppBar(
            title: Text('标题'),
          ),
          body: Text('内容'),
        )
    );
  }
}
